ABB 1SDA073672R1 YO Shunt Opening Release 110–120V AC/DC
The ABB 1SDA073672R1 is a YO shunt opening release for compatible SACE Emax 2 and specified Tmax XT circuit breakers. It supports remote tripping with a 110–120 V AC or specified DC control supply.
Procurement & Technical Support
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- Price:
- US$ 166.40
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Description
ABB 1SDA073672R1
SACE Emax 2 | Shunt Opening Release | 110–120 V AC / DC | Circuit Breaker Accessory
Product Detailed Description
The ABB 1SDA073672R1 is a YO shunt opening release designed for compatible ABB SACE Emax 2 air circuit breakers and specified Tmax XT7/XT7M models. It operates with a 110–120 V AC control supply or the specified DC control voltage and enables a remote electrical trip command to open the circuit breaker. This accessory is used in switchgear and low-voltage power distribution systems where circuit breakers need to be opened by an external control signal, such as from a protection relay, emergency shutdown circuit, or remote-control system.
Technical Specifications
| Parameter | Specification |
| Brand | ABB |
| Model | 1SDA073672R1 |
| Product Series | SACE Emax 2 / SACE Tmax XT |
| Product Type | Shunt Opening Release (YO) |
| Function | Remote electrical circuit-breaker tripping |
| Control Supply Voltage (AC) | 110–120 V AC, 50/60 Hz |
| Control Supply Voltage (DC) | 110 V DC nominal, according to product data |
| Compatible Breaker Families | Emax 2 E1.2, E2.2, E4.2, E6.2; specified Tmax XT7/XT7M versions |
| Dimensions (W × H × D) | 105 × 55 × 135 mm |
| Net Weight | 0.12 kg |
| Country of Origin | Not confirmed; supplier records differ |
| Replacement Model | No direct replacement confirmed |
This item is listed for catalogue and inquiry purposes. Availability, condition, revision, warranty coverage, and lead time are confirmed with each quotation.
New Surplus: All items are genuine brand-new, distributor ready-stock supplying. Please inform us if you have any inquiry or demand.
Important Application Note
This component is a shunt opening release, not a standalone circuit breaker. Before ordering, check the full breaker model and control voltage. Do not confuse it with a closing release (YC), which performs a different function.
Applications
| Industrial Automation & Control | Machinery & Equipment |
| • Remote circuit-breaker tripping | • Industrial switchgear assemblies |
| • PLC-controlled breaker opening | • Motor control centers |
| • Protection relay trip circuits | • Manufacturing equipment power systems |
| • Emergency shutdown circuits | • Industrial machinery distribution panels |
| • Remote electrical isolation | • Automated production facilities |
| Power & Electrical Systems | Industrial Applications |
| • Low-voltage switchgear | • Manufacturing plants |
| • Main distribution boards | • Commercial electrical installations |
| • Air circuit-breaker control systems | • Industrial power substations |
| • Electrical protection systems | • Critical power distribution |
| • Remote trip control circuits | • Building electrical infrastructure |
Additional information
| Warranty : | 12 Month |
|---|---|
| Lead Time : | Ready Stock |






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